ought to acquaint
Regular verb: acquaint - acquainted- acquainted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to acquaint
you ought to acquaint
she ought to acquaint
we ought to acquaint
you ought to acquaint
they ought to acquaint 	I ought to be acquainting
you ought to be acquainting
she ought to be acquainting
we ought to be acquainting
you ought to be acquainting
they ought to be acquainting	I ought to have acquainted
you ought to have acquainted
she ought to have acquainted
we ought to have acquainted
you ought to have acquainted
they ought to have acquainted	I ought to have been acquainting
you ought to have been acquainting
she ought to have been acquainting
we ought to have been acquainting
you ought to have been acquainting
they ought to have been acquainting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought not to acquaint
you ought not to acquaint
she ought not to acquaint
we ought not to acquaint
you ought not to acquaint
they ought not to acquaint 	I ought not to acquainting
you ought not to acquainting
she ought not to acquainting
we ought not to acquainting
you ought not to acquainting
they ought not to acquainting	I ought not to have acquainted
you ought not to have acquainted
she ought not to have acquainted
we ought not to have acquainted
you ought not to have acquainted
they ought not to have acquainted	I ought not to have been acquainting
you ought not to have been acquainting
she ought not to have been acquainting
we ought not to have been acquainting
you ought not to have been acquainting
they ought not to have been acquainting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I acquaint?
ought to you acquaint?
ought to she acquaint?
ought to we acquaint?
ought to you acquaint?
ought to they acquaint? 	ought to I be acquainting?
ought to you be acquainting?
ought to she be acquainting?
ought to we be acquainting?
ought to you be acquainting?
ought to they be acquainting? 	ought to I have acquainted?
ought to you have acquainted?
ought to she have acquainted?
ought to we have acquainted?
ought to you have acquainted?
ought to they have acquainted? 	ought to I have been acquainting?
ought to you have been acquainting?
ought to she have been acquainting?
ought to we have been acquainting?
ought to you have been acquainting?
ought to they have been acquainting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought I not to acquaint?
ought you not to acquaint?
ought she not to acquaint?
ought we not to acquaint?
ought you not to acquaint?
ought they not to acquaint? 	ought I not to be acquainting?
ought you not to be acquainting?
ought she not to be acquainting?
ought we not to be acquainting?
ought you not to be acquainting?
ought they not to be acquainting? 	ought I not to have acquainted?
ought you not to have acquainted?
ought she not to have acquainted?
ought we not to have acquainted?
ought you not to have acquainted?
ought they not to have acquainted? 	ought I not to have been acquainting?
ought you not to have been acquainting?
ought she not to have been acquainting?
ought we not to have been acquainting?
ought you not to have been acquainting?
ought they not to have been acquainting?